js tab in textarea
document.querySelector('#textarea').addEventListener('keydown', e => { if ( e.key === 'Tab' && !e.shiftKey ) { // execCommand operations are "Cmd|Ctrl+Z"-able // note: execCommand is deprecated and may not work in the future document.execCommand('insertText', false, "\t"); e.preventDefault(); return false; } });
tab adds tab textarea javascript
$(document).delegate('#textbox', 'keydown', function(e) { var keyCode = e.keyCode || e.which; if (keyCode == 9) { e.preventDefault(); var start = this.selectionStart; var end = this.selectionEnd; // set textarea value to: text before caret + tab + text after caret $(this).val($(this).val().substring(0, start) + "\t" + $(this).val().substring(end)); // put caret at right position again this.selectionStart = this.selectionEnd = start + 1; } });
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